"This title in the series will play around with your ideas of perspective and space! Learn about hybrid illusions, ambigrams, and impossible shapes and structures, and make your own versions of these incredible illusions."--Amazon.com.
Gianni A. Sarcone and Marie-Jo Waeber are experts in brain training and are particularly involved in cognitive sciences (teaching methodology, creativity and communication). Both authors live and work in Genoa, Italy.
